121°0' 121°10' 121°20' 121°30' R E P U B L I C O F T H E P H I L I P P I N E S D E PA R T M E N T O F A G R IIC U LT U R E BUREAU OF SOILS AND WATER MANAGEMENT Elliptical Road Cor. Visayas Ave., Diliman, Quezon City SOIL pH MAP ( Key Rice Areas ) 14°30' Province of Rizal 14°30' PROVINCE OF LAGUNA Province of Quezon ° SCALE 1:80,000 0 1 2 4 6 8 Santa Maria Kilometers Projection : Transverse Mercator Datum : Luzon 1911 DISCLAIMER : All political boundaries are not authoritative Famy Mabitac Siniloan Pangil Pakil San Pedro Paete Biñan 14°20' 14°20' Kalayaan Santa Rosa Lumban Santa Cruz Cabuyao Pagsanjan Province of Cavite Cavinti Pila Victoria Calamba Magdalena Luisiana Bay Los Baños 14°10' 14°10' Calauan Majayjay Nagcarlan Liliw CONVENTIONAL SIGNS ROADS BOUNDARY HYDROLOGY Expressway Regional Rivers / Lake Province of Quezon Trunk line Provincial Shoreline Primary District PLACES Secondary Municipal \ ^ Capital City / City Tertiary P ! Capital Town / Town San Pablo Alaminos LEGEND pH Value G ENERAL AREA MAPPING UNIT DESCRIPTION (1:1 ratio) RATING ha % Nearly Neutral to 790 4.29 > 6.8 or Extremely Alkaline 601 3.26 LOCATION MAP Low - - < 4.5 Extremely Acid - - Pampanga Philippine Sea 15° Moderately - - 4.6 - 5.0 Very Strongly Acid Bulacan Low - - LUZON 15° Moderately 1,009 5.48 Quezon Metro 5.1 - 5.5 Strongly Acid Province of Batangas Rizal Manila High 2,459 13.36 14°0' Laguna Bay 14°0' 5,169 28.08 MISCELLANEOUS INFORMATION 14°30' Moderately Acid to 7,448 40.46 5.6 - 6.8 High SOURCES OF INFORMATION : Topographic information taken from NAMRIA Topographic Map at a scale of Slightly Acid 401 2.18 1:50,000. Elevation data taken from SRTM 1 arc-second global dataset (2015). Bathymetry information taken from British Oceanographic Centre. Fertility data gathered through the Bureau of Soils and Water Management Cavite LAGUNA 533 2.90 (BSWM), National Soil Sampling and Testing for Fertility and Crop Suitability Assessment Project led by the VISAYAS 10° Soil Survey Division (SSD) in 2016. TOTAL 18,410 100.00 Users noting errors or omissions in this publication are requested to inform the BSWM, SRDC Bldg., Elliptical 14° Rd.,cor. Visayas Avenue, Diliman, Quezon City, Philippines or visit the BSWM Batangas Quezon Paddy Irrigated Paddy Non-Irrigated website(http://www.bswm.da.gov.ph). Province of Quezon Copyright © 2016. All rights reserved to the Bureau of Soils and Water Management. No part of this publication may be reproduced, stored in a retrieval system or published without written consent from the BSWM. AArerea ae srteimfeartse dt oba tsheed oanc taucatula al rfieeald ssuurveeyy, eodth ebry i ntfhoerm faietilodn s furormve DyA t-eRaFOm's, MA's, NIA service area, NAMRIA Land Cover MINDANAO (2010) and BSWM Land Use System Map Prepared and produced by the Geomatics and Soil Information Technology Division, BSWM. 121° 121°30' 120° 125° 121°0' 121°10' 121°20' 121°30'.